public class Functions
{
	public static void main(String[] args)
	{
		int sum = Add(2, 3);
		PrintSum(2, 3)
		
		Point p = new Point(); 
		p.x = 2; 
		int a = 1; 
		TestFunc(a, p);
		System.out.println(a + " " + p.x + " " + (p == null) );  // 1 3 false 
	}
	
	// Return single value
	int Add(int x, int y) { 
	   return x + y; 
	}

	// Return no value
	void PrintSum(int x, int y) { 
	   System.out.println(x + y); 
	}
}

class Point { 
   public int x, y; 
}

